10 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... Causes #Workup #hypomg
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... value of 0.0115, sensitivity ... for correct classification ... Thus, further testing ... Hypercalcemia #Workup #Differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... type 4) - Salt wasting ... #Hypokalemia #Differential ... Low #Potassium #Table ... #Classification
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... for AI (but low sensitivity ... require Cosyntropin testing ... Step 3) Differentiate ... Insufficiency #Algorithm
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... especially in the setting ... Abnormal temperature (hypo ... Bandemia had a sensitivity ... #Bandemia #differential
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... cerebral salt wasting ... #Hyponatremia #Algorithm ... #Differential #
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Primary Amenorrhea - Differential ... Diagnosis Algorithm ... : • Androgen insensitivity ... Functional (e.g. eating ... #Diagnosis #Algorithm
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Cerebral Salt Wasting ... #Hyponatremia #differential ... #diagnosis #table
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
visualized as a hypo ... sequences improve sensitivity ... Reversible course Differential ... thrombosis Testing
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
monkeypox virus or to differentiate ... 2022-lab-advisory-CLARIFICATION-CDC_Publishes_Non-variola_Orthopoxvirus_PCR_Testing_Procedure ... should use this algorithm ... smallpox-diagnostic-algorithm-poster ... See table below